`derwent.se`

DNSSEC	⚠️ Not signed
A	3.33.139.32^{🇺🇸 Amazon3.33.128.0/20}
		PTR	`aeedc42b70c898c66.awsglobalaccelerator.com`
NS	`ns1.markmonitor.com` ⭐
		A	2620:10a:80a8::1^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.1^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns2.markmonitor.com`
		A	2001:67c:10b8::1^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns2.markmonitor.com`
		A	176.97.158.1^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns2.markmonitor.com`
NS	`ns3.markmonitor.com`
		A	2620:10a:80a9::1^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.1^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns4.markmonitor.com`
		A	2001:67c:1bc::1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD2001:67c:1bc::/48 IPCom-NET Anycast}
			PTR	`ns1.markmonitor.com`
		A	192.174.68.1^{🇦🇹 RCODEZERO-ANYCAST-SEC1-TLD192.174.68.0/24 NICat-anycast-net}
			PTR	`ns1.markmonitor.com`
NS	`ns5.markmonitor.com`
		A	2620:10a:80a8::2^{🇨🇦 CIRA-22620:10a:80a8::/48 markmonitor v6 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.160.2^{🇨🇦 CIRA-2149.112.160.0/24 markmonitor v4 cloud1 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
NS	`ns6.markmonitor.com` ⚠️ Not in parent delegation
		A	2001:67c:10b8::3^{🇨🇭 RCODEZERO-ANYCAST-SEC22001:67c:10b8::/48 IPCOM-anycast-net}
			PTR	`ns6.markmonitor.com`
		A	176.97.158.3^{🇦🇹 RCODEZERO-ANYCAST-SEC2176.97.158.0/24 NICat-anycast-net}
			PTR	`ns6.markmonitor.com`
NS	`ns7.markmonitor.com` ⚠️ Not in parent delegation
		A	2620:10a:80a9::2^{🇨🇦 CIRA-32620:10a:80a9::/48 markmonitor v6 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
		A	149.112.161.2^{🇨🇦 CIRA-3149.112.161.0/24 markmonitor v4 cloud2 979 Bank Street, Suite 400 Ottawa ON K1S 5K5 Canada}
SOA	`ns1.markmonitor.com`hostmaster@markmonitor.com 2022-01-12 #2

`se`

	DNSSEC	🔒 Signed (DS record present)
	NS	`catcher-in-the-rye.nic.se` ⭐
	NS	`a.ns.se`
	NS	`b.ns.se`
	NS	`c.ns.se`
	NS	`f.ns.se`
	NS	`g.ns.se`
	NS	`i.ns.se`
	NS	`m.ns.se`
	NS	`x.ns.se`
	NS	`y.ns.se`
	NS	`z.ns.se`
	TXT	`id:c608003d-73de-4c72-a322-01cfa3ef0cac`
	TXT	`SE zone update: 2026-06-17 15:49:54 +0000 (EPOCH 1781711394) (auto)`
	SOA	`catcher-in-the-rye.nic.se`registry-default@nic.se serial=1781711764

Same first word

derwent.org

derwent.dk

derwent.top

derwent.com.ua

derwent.me

derwent.us

derwent.uk

derwent.app

derwent.co.uk

derwent.com

derwent.cf

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derwent.nl

derwent.io

derwent.mobi

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derwent.net

derwent.blog

derwent.jp

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derwent.cz

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derwent.fr

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derwent.co.za

derwent.ru

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derwent.com.mx

derwent.com.au

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derwent.xyz

derwent.at

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derwent.club

derwent.eu

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DNS History

8 records (8 active, 0 former)

●NSns1.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns2.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns3.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns4.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns5.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns6.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●NSns7.markmonitor.com2026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

●A3.33.139.322026-05-25 → 2026-06-17 · 2 obs

● 2026-05-25 09:51:14
● 2026-06-17 17:04:58

🔍 DNS Trace

📋 Delegation Chain

Zone	Nameservers	Glue
se	a.ns.se, b.ns.se, c.ns.se, f.ns.se...	-
derwent.se	ns1.markmonitor.com, ns3.markmonitor.com, ns5.markmonitor.com, ns2.markmonitor.com...	-

✅ Authoritative Response

Server:176.97.158.1

NS records: ns1.markmonitor.com, ns3.markmonitor.com, ns5.markmonitor.com, ns2.markmonitor.com, ns4.markmonitor.com

🔒 DNSSEC Status

⚠️ Insecure (no DNSSEC)

No DS record for derwent.se (unsigned zone)

⏱️ Timing

Total: 444ms | Queries: -

📄 Records

Type	Count	Sample Data
A	1	`3.33.139.32`
NS	7	`ns7.markmonitor.com, ns6.markmonitor.com...`
SOA	1	`ns1.markmonitor.com hostmaster.markmonit`

Analysis

IP Addresses

derwent.se resolves to just one IP address, 3.33.139.32.

Two other host names, along with megared.mobi, kansasincometaxes.com and holidayinnexpress.ie, also share IP numbers with derwent.se.

Name Servers

derwent.se delegates authority to 7 name servers: ns1.markmonitor.com, ns2.markmonitor.com, ns3.markmonitor.com plus 4 other.

derwent.se shares at least some of its name servers with other domains, including paypal-dts.net, drmartens.tc, bdlife.ae and two others.

These name servers are frequently seen alongside the name servers ns4.markmonitor.com, ns5.markmonitor.com, ns6.markmonitor.com and ns7.markmonitor.com.

Host names that have two IP addresses:

ns1.markmonitor.com directs traffic to 149.112.160.1 and 2620:10a:80a8::1.

ns2.markmonitor.com directs traffic to 176.97.158.1 and 2001:67c:10b8::1.

ns3.markmonitor.com directs traffic to 149.112.161.1 and 2620:10a:80a9::1.

ns4.markmonitor.com directs traffic to 192.174.68.1 and 2001:67c:1bc::1.

ns5.markmonitor.com directs traffic to 149.112.160.2 and 2620:10a:80a8::2.

ns6.markmonitor.com directs traffic to 176.97.158.3 and 2001:67c:10b8::3.

ns7.markmonitor.com directs traffic to 149.112.161.2 and 2620:10a:80a9::2.

derwent.se - robtex.com

derwent.se

se

Same first word

Similar names

DNS History

🔍 DNS Trace

📋 Delegation Chain

✅ Authoritative Response

🔒 DNSSEC Status

⏱️ Timing

📄 Records

Analysis

IP Addresses

Name Servers

`derwent.se`

`se`